ATE65490T1 - Herstellungsverfahren von optisch aktiven milchsaeureestern. - Google Patents

Herstellungsverfahren von optisch aktiven milchsaeureestern.

Info

Publication number
ATE65490T1
ATE65490T1 AT88400797T AT88400797T ATE65490T1 AT E65490 T1 ATE65490 T1 AT E65490T1 AT 88400797 T AT88400797 T AT 88400797T AT 88400797 T AT88400797 T AT 88400797T AT E65490 T1 ATE65490 T1 AT E65490T1
Authority
AT
Austria
Prior art keywords
alcohol
lactic acid
enclosure
ester
manufacturing process
Prior art date
Application number
AT88400797T
Other languages
German (de)
English (en)
Inventor
Michel Alas
Albert Bouniot
Pierre Redien
Original Assignee
Rhone Poulenc Chimie
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rhone Poulenc Chimie filed Critical Rhone Poulenc Chimie
Application granted granted Critical
Publication of ATE65490T1 publication Critical patent/ATE65490T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/66—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety
    • C07C69/67—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety of saturated acids
    • C07C69/675—Esters of carboxylic acids having esterified carboxylic groups bound to acyclic carbon atoms and having any of the groups OH, O—metal, —CHO, keto, ether, acyloxy, groups, groups, or in the acid moiety of saturated acids of saturated hydroxy-carboxylic acids
    • C07C69/68—Lactic acid esters
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/08—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
AT88400797T 1987-04-13 1988-04-01 Herstellungsverfahren von optisch aktiven milchsaeureestern. ATE65490T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8705407A FR2613715B1 (fr) 1987-04-13 1987-04-13 Procede de preparation d'esters de l'acide lactique optiquement purs
EP88400797A EP0287426B1 (fr) 1987-04-13 1988-04-01 Procédé de préparation d'esters de l'acide lactique optiquement purs

Publications (1)

Publication Number Publication Date
ATE65490T1 true ATE65490T1 (de) 1991-08-15

Family

ID=9350188

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88400797T ATE65490T1 (de) 1987-04-13 1988-04-01 Herstellungsverfahren von optisch aktiven milchsaeureestern.

Country Status (7)

Country Link
EP (1) EP0287426B1 (pt)
AT (1) ATE65490T1 (pt)
BR (1) BR8801711A (pt)
DE (1) DE3863821D1 (pt)
FR (1) FR2613715B1 (pt)
IE (1) IE60454B1 (pt)
PT (1) PT87221B (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2677354B1 (fr) * 1991-06-05 1993-09-03 Rhone Poulenc Chimie Procede pour la preparation d'esters d'acides racemisables.
US6342626B1 (en) * 2001-01-31 2002-01-29 Council Of Scientific & Industrial Research Process for the preparation of alkyl esters from commercial lactic acid
DE10353934A1 (de) 2003-11-18 2005-06-23 Sasol Germany Gmbh Verfahren zur Herstellung von Metallsalzen der Trifluormethansulfonsäure und deren Verwendung als Veresterungskatalysatoren

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2406648A (en) * 1942-12-08 1946-08-27 Sealtest Inc Process of preparing water-soluble alkyl lactates
US2410740A (en) * 1944-04-01 1946-11-05 Libbey Owens Ford Glass Co Preparation of lactates
US2519906A (en) * 1947-05-26 1950-08-22 Us Ind Chemicals Inc Production of lactig acid esters

Also Published As

Publication number Publication date
EP0287426B1 (fr) 1991-07-24
EP0287426A1 (fr) 1988-10-19
FR2613715B1 (fr) 1990-11-09
PT87221A (pt) 1988-05-01
IE60454B1 (en) 1994-07-13
FR2613715A1 (fr) 1988-10-14
BR8801711A (pt) 1989-11-07
DE3863821D1 (de) 1991-08-29
IE881099L (en) 1988-10-13
PT87221B (pt) 1992-08-31

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee